diff --git a/libavutil/internal.h b/libavutil/internal.h
index 5d37da7b45..bfc0f8e519 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -53,6 +53,10 @@ struct AVDictionary {
 #endif
 #endif
 
+#ifndef av_restrict
+#define av_restrict restrict
+#endif
+
 #ifndef INT16_MIN
 #define INT16_MIN       (-0x7fff - 1)
 #endif